Divestitures and Acquisitions (Tables)

12 Months Ended

Sep. 30, 2017

Divestitures and Acquisitions [Abstract]

Disposal Groups, Including Discontinued Operations [Table Text Block]

The following table presents statement of income data related to discontinued operations.

	Year Ended September 30
	2017			2016			2015
	(In thousands)
Operating revenues	$	303,474		$	1,005,090		$	1,409,071
Purchased gas cost	277,554			968,118			1,359,832
Operating expenses	7,874			26,184			30,076
Operating income	18,046			10,788			19,163
Other nonoperating expense	(211		)	(2,495		)	(3,570		)
Income from discontinued operations before income taxes	17,835			8,293			15,593
Income tax expense	6,841			3,731			6,141
Income from discontinued operations	10,994			4,562			9,452
Gain on sale from discontinued operations, net of tax ($10,215, $0 and $0)	2,716			—			—
Net income from discontinued operations	$	13,710		$	4,562		$	9,452

The following table presents a reconciliation of the carrying amounts of major classes of assets and liabilities of our natural gas marketing's operations to total assets and liabilities classified as held for sale.

	September 30, 2016
	(In thousands)
Assets:
Net property, plant and equipment	$	11,905
Accounts receivable	93,551
Gas stored underground	54,246
Assets from risk management activities	8,743
Other current assets	5,968
Goodwill	16,445
Noncurrent assets from risk management activities	169
Deferred charges and other assets	266
Total assets of the disposal group classified as held for sale in the statement of financial position (1)	191,293
Cash	25,417
Other assets	5
Total assets of disposal group in the statement of financial position	$	216,715
Liabilities:
Accounts payable and accrued liabilities	$	72,268
Other current liabilities	9,640
Deferred credits and other	316
Total liabilities of the disposal group classified as held for sale in the statement of financial position (1)	82,224
Intercompany note payable	35,000
Tax liabilities	15,471
Intercompany payables	14,139
Other liabilities	3,284
Total liabilities of disposal group in the statement of financial position	$	150,118

(1) Amounts are classified as current and long term in the statement of financial position.

The following table presents statement of cash flow data related to discontinued operations.

	Year Ended September 30
	2017			2016			2015
	(In thousands)
Depreciation and amortization	$	185		$	2,304		$	2,388
Capital expenditures	$	—		$	321		$	226
Noncash gain (loss) in commodity contract cash flow hedges	$	(8,165	)	$	(33,533	)	$	38,956